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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 10 |
| 3 | 20 |
| 4 | 55 |
| 5 | 65 |
| 6 | 85 |
| 7 | 221 |
| 8 | 703 |
| 9 | 793 |
| 10 | 1045 |
| 11 | 1105 |
| 12 | 1852 |
| 13 | 2035 |
| 14 | 2465 |
| 15 | 3781 |
| 16 | 4630 |
| 17 | 5185 |
| 18 | 5473 |
| 19 | 5995 |
| 20 | 6541 |
| 21 | 7363 |
| 22 | 8695 |
| 23 | 8965 |
| 24 | 9061 |
| 25 | 10585 |
| 26 | 10945 |
| 27 | 11647 |
| 28 | 13019 |
| 29 | 13051 |
| 30 | 13981 |
| 31 | 14491 |
| 32 | 17767 |
| 33 | 18103 |
| 34 | 18721 |
| 35 | 19345 |
| 36 | 19669 |
| 37 | 19909 |
| 38 | 21667 |
| 39 | 22681 |
| 40 | 23155 |
| 41 | 24013 |
| 42 | 25465 |
[4,10,20,55,65,85,221,703,793,1045,1105,1852,2035, 2465,3781,4630,5185,5473,5995,6541,7363,8695,8965, 9061,10585,10945,11647,13019,13051,13981,14491, 17767,18103,18721,19345,19669,19909,21667,22681, 23155,24013,25465] |